/Engine/Plugins/Media/ElectraCodecs/Source/ElectraCodecFactory/Public/IElectraCodecFactory.h
Returns 0 if not supported. If supported the return value indicates a priority value. If multiple factories are registered that claim support for the format the one with the highest priority is chosen.
int32 SupportsFormat ( const [FString](API\Runtime\Core\Containers\FString) & InCodecFormat, bool bInEncoder, const [TMap](API\Runtime\Core\Containers\TMap)< [FString](API\Runtime\Core\Containers\FString), [FVariant](API\Runtime\Core\Misc\FVariant) > & InOptions ) const